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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="title">cv::cuda::HOG Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span><div class="ingroups"><a class="el" href="../../d1/d1e/group__cuda.html">CUDA-accelerated Computer Vision</a> &raquo; <a class="el" href="../../d9/d3f/group__cudaobjdetect.html">Object Detection</a></div></div>  </div>
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<p>The class implements Histogram of Oriented Gradients (<a class="el" href="../../d0/de3/citelist.html#CITEREF_Dalal2005">[50]</a>) object detector.  
 <a href="../../de/da6/classcv_1_1cuda_1_1HOG.html#details">More...</a></p>

<p><code>#include &lt;opencv2/cudaobjdetect.hpp&gt;</code></p>
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Inheritance diagram for cv::cuda::HOG:</div>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ab4287267081959ec77c01269dbfcd373"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#ab4287267081959ec77c01269dbfcd373">compute</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> img, <a class="el" href="../../dc/d84/group__core__basic.html#gaad17fda1d0f0d1ee069aebb1df2913c0">OutputArray</a> descriptors, <a class="el" href="../../d9/df3/classcv_1_1cuda_1_1Stream.html">Stream</a> &amp;stream=<a class="el" href="../../d9/df3/classcv_1_1cuda_1_1Stream.html#a680af5adfeeb1cdaa5b7b13f680c0131">Stream::Null</a>())=0</td></tr>
<tr class="memdesc:ab4287267081959ec77c01269dbfcd373"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns block descriptors computed for the whole image.  <a href="#ab4287267081959ec77c01269dbfcd373">More...</a><br /></td></tr>
<tr class="separator:ab4287267081959ec77c01269dbfcd373"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6673d9c05926ea11e0070c8ee4145664"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a6673d9c05926ea11e0070c8ee4145664">detect</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> img, std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga1e83eafb2d26b3c93f09e8338bcab192">Point</a> &gt; &amp;found_locations, std::vector&lt; double &gt; *confidences=NULL)=0</td></tr>
<tr class="memdesc:a6673d9c05926ea11e0070c8ee4145664"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs object detection without a multi-scale window.  <a href="#a6673d9c05926ea11e0070c8ee4145664">More...</a><br /></td></tr>
<tr class="separator:a6673d9c05926ea11e0070c8ee4145664"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a53f437cfa49541c039a4b21c78400dc8"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a53f437cfa49541c039a4b21c78400dc8">detect</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> img, std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga1e83eafb2d26b3c93f09e8338bcab192">Point</a> &gt; &amp;found_locations, std::vector&lt; double &gt; &amp;confidences)</td></tr>
<tr class="separator:a53f437cfa49541c039a4b21c78400dc8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af4a3bf27a5a04817c6d584d9108f50b7"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#af4a3bf27a5a04817c6d584d9108f50b7">detectMultiScale</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> img, std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga11d95de507098e90bad732b9345402e8">Rect</a> &gt; &amp;found_locations, std::vector&lt; double &gt; *confidences=NULL)=0</td></tr>
<tr class="memdesc:af4a3bf27a5a04817c6d584d9108f50b7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs object detection with a multi-scale window.  <a href="#af4a3bf27a5a04817c6d584d9108f50b7">More...</a><br /></td></tr>
<tr class="separator:af4a3bf27a5a04817c6d584d9108f50b7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a313f71f973d7c79b4317829cf7984da2"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a313f71f973d7c79b4317829cf7984da2">detectMultiScale</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> img, std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga11d95de507098e90bad732b9345402e8">Rect</a> &gt; &amp;found_locations, std::vector&lt; double &gt; &amp;confidences)</td></tr>
<tr class="separator:a313f71f973d7c79b4317829cf7984da2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a725cbe69adb1a758d4fef85a74102a40"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a725cbe69adb1a758d4fef85a74102a40">detectMultiScaleWithoutConf</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> img, std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga11d95de507098e90bad732b9345402e8">Rect</a> &gt; &amp;found_locations)</td></tr>
<tr class="memdesc:a725cbe69adb1a758d4fef85a74102a40"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs object detection with a multi-scale window.  <a href="#a725cbe69adb1a758d4fef85a74102a40">More...</a><br /></td></tr>
<tr class="separator:a725cbe69adb1a758d4fef85a74102a40"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aeeca455c3c28b9e119d1185d7e1cef92"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#aeeca455c3c28b9e119d1185d7e1cef92">detectWithoutConf</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> img, std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga1e83eafb2d26b3c93f09e8338bcab192">Point</a> &gt; &amp;found_locations)</td></tr>
<tr class="memdesc:aeeca455c3c28b9e119d1185d7e1cef92"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs object detection without a multi-scale window.  <a href="#aeeca455c3c28b9e119d1185d7e1cef92">More...</a><br /></td></tr>
<tr class="separator:aeeca455c3c28b9e119d1185d7e1cef92"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a91cfda4bf995d20aae02594d020a7305"><td class="memItemLeft" align="right" valign="top">virtual size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a91cfda4bf995d20aae02594d020a7305">getBlockHistogramSize</a> () const =0</td></tr>
<tr class="memdesc:a91cfda4bf995d20aae02594d020a7305"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the block histogram size.  <a href="#a91cfda4bf995d20aae02594d020a7305">More...</a><br /></td></tr>
<tr class="separator:a91cfda4bf995d20aae02594d020a7305"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a016f9ffced8b2f4b20bdd06a775017d1"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="../../d3/d63/classcv_1_1Mat.html">Mat</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a016f9ffced8b2f4b20bdd06a775017d1">getDefaultPeopleDetector</a> () const =0</td></tr>
<tr class="memdesc:a016f9ffced8b2f4b20bdd06a775017d1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns coefficients of the classifier trained for people detection.  <a href="#a016f9ffced8b2f4b20bdd06a775017d1">More...</a><br /></td></tr>
<tr class="separator:a016f9ffced8b2f4b20bdd06a775017d1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adad29ed960a953aa13dc59c410683620"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="../../d5/d33/structcv_1_1HOGDescriptor.html#a0931e149238b27ba63357cbde12dcf1a">HOGDescriptor::DescriptorStorageFormat</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#adad29ed960a953aa13dc59c410683620">getDescriptorFormat</a> () const =0</td></tr>
<tr class="separator:adad29ed960a953aa13dc59c410683620"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adb8c714cba1a025b8869d5a0e152f824"><td class="memItemLeft" align="right" valign="top">virtual size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#adb8c714cba1a025b8869d5a0e152f824">getDescriptorSize</a> () const =0</td></tr>
<tr class="memdesc:adb8c714cba1a025b8869d5a0e152f824"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the number of coefficients required for the classification.  <a href="#adb8c714cba1a025b8869d5a0e152f824">More...</a><br /></td></tr>
<tr class="separator:adb8c714cba1a025b8869d5a0e152f824"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7032eed27cf7a004b727a6e522c2404e"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a7032eed27cf7a004b727a6e522c2404e">getGammaCorrection</a> () const =0</td></tr>
<tr class="separator:a7032eed27cf7a004b727a6e522c2404e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5c8d9ed0f2d33c33cdf1deec98c5387d"><td class="memItemLeft" align="right" valign="top">virtual int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a5c8d9ed0f2d33c33cdf1deec98c5387d">getGroupThreshold</a> () const =0</td></tr>
<tr class="separator:a5c8d9ed0f2d33c33cdf1deec98c5387d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae0de149980ea47fbd39b7766df565b27"><td class="memItemLeft" align="right" valign="top">virtual double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#ae0de149980ea47fbd39b7766df565b27">getHitThreshold</a> () const =0</td></tr>
<tr class="separator:ae0de149980ea47fbd39b7766df565b27"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6853c9a66889fed996678f7972df9660"><td class="memItemLeft" align="right" valign="top">virtual double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a6853c9a66889fed996678f7972df9660">getL2HysThreshold</a> () const =0</td></tr>
<tr class="separator:a6853c9a66889fed996678f7972df9660"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a15238eb6f52a1ddeedd015773c46efd8"><td class="memItemLeft" align="right" valign="top">virtual int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a15238eb6f52a1ddeedd015773c46efd8">getNumLevels</a> () const =0</td></tr>
<tr class="separator:a15238eb6f52a1ddeedd015773c46efd8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a89c59564625bb2c691af8c2cf49aab9e"><td class="memItemLeft" align="right" valign="top">virtual double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a89c59564625bb2c691af8c2cf49aab9e">getScaleFactor</a> () const =0</td></tr>
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<tr class="memitem:a22d03fa05b251b4f19cfa1fab36e754e"><td class="memItemLeft" align="right" valign="top">virtual double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a22d03fa05b251b4f19cfa1fab36e754e">getWinSigma</a> () const =0</td></tr>
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<tr class="memitem:a6c63504790b51963ca33496a0b039b48"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a6c63504790b51963ca33496a0b039b48">getWinStride</a> () const =0</td></tr>
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<tr class="memitem:a6e3e1075a567268f2dfb2151b1c99cb6"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a6e3e1075a567268f2dfb2151b1c99cb6">setDescriptorFormat</a> (<a class="el" href="../../d5/d33/structcv_1_1HOGDescriptor.html#a0931e149238b27ba63357cbde12dcf1a">HOGDescriptor::DescriptorStorageFormat</a> descr_format)=0</td></tr>
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<tr class="memitem:a0eb2f1ecf59ccc599bffac3a0a55562f"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a0eb2f1ecf59ccc599bffac3a0a55562f">setGammaCorrection</a> (bool gamma_correction)=0</td></tr>
<tr class="memdesc:a0eb2f1ecf59ccc599bffac3a0a55562f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Flag to specify whether the gamma correction preprocessing is required or not.  <a href="#a0eb2f1ecf59ccc599bffac3a0a55562f">More...</a><br /></td></tr>
<tr class="separator:a0eb2f1ecf59ccc599bffac3a0a55562f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adad9af4e4ed0e0a045a70cd44520eefd"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#adad9af4e4ed0e0a045a70cd44520eefd">setGroupThreshold</a> (int group_threshold)=0</td></tr>
<tr class="separator:adad9af4e4ed0e0a045a70cd44520eefd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8b623393c11d18b89fa373269b97aea4"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a8b623393c11d18b89fa373269b97aea4">setHitThreshold</a> (double hit_threshold)=0</td></tr>
<tr class="separator:a8b623393c11d18b89fa373269b97aea4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a30e5c88864fff774f403313993947d62"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a30e5c88864fff774f403313993947d62">setL2HysThreshold</a> (double threshold_L2hys)=0</td></tr>
<tr class="memdesc:a30e5c88864fff774f403313993947d62"><td class="mdescLeft">&#160;</td><td class="mdescRight">L2-Hys normalization method shrinkage.  <a href="#a30e5c88864fff774f403313993947d62">More...</a><br /></td></tr>
<tr class="separator:a30e5c88864fff774f403313993947d62"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7602088f3e792de196f8f7efcd9bd448"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a7602088f3e792de196f8f7efcd9bd448">setNumLevels</a> (int nlevels)=0</td></tr>
<tr class="memdesc:a7602088f3e792de196f8f7efcd9bd448"><td class="mdescLeft">&#160;</td><td class="mdescRight">Maximum number of detection window increases.  <a href="#a7602088f3e792de196f8f7efcd9bd448">More...</a><br /></td></tr>
<tr class="separator:a7602088f3e792de196f8f7efcd9bd448"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a21dc5e3dc6272030694d52e83352b337"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a21dc5e3dc6272030694d52e83352b337">setScaleFactor</a> (double scale0)=0</td></tr>
<tr class="memdesc:a21dc5e3dc6272030694d52e83352b337"><td class="mdescLeft">&#160;</td><td class="mdescRight">Coefficient of the detection window increase.  <a href="#a21dc5e3dc6272030694d52e83352b337">More...</a><br /></td></tr>
<tr class="separator:a21dc5e3dc6272030694d52e83352b337"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5d12db2277b7c3c849d75258eec8d1d4"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a5d12db2277b7c3c849d75258eec8d1d4">setSVMDetector</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a> detector)=0</td></tr>
<tr class="memdesc:a5d12db2277b7c3c849d75258eec8d1d4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets coefficients for the linear SVM classifier.  <a href="#a5d12db2277b7c3c849d75258eec8d1d4">More...</a><br /></td></tr>
<tr class="separator:a5d12db2277b7c3c849d75258eec8d1d4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab291779ff8ac649174b102f64c5f9012"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#ab291779ff8ac649174b102f64c5f9012">setWinSigma</a> (double win_sigma)=0</td></tr>
<tr class="memdesc:ab291779ff8ac649174b102f64c5f9012"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gaussian smoothing window parameter.  <a href="#ab291779ff8ac649174b102f64c5f9012">More...</a><br /></td></tr>
<tr class="separator:ab291779ff8ac649174b102f64c5f9012"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5e74646651209ae13f1b3dd18179773f"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#a5e74646651209ae13f1b3dd18179773f">setWinStride</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a> win_stride)=0</td></tr>
<tr class="memdesc:a5e74646651209ae13f1b3dd18179773f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Window stride. It must be a multiple of block stride.  <a href="#a5e74646651209ae13f1b3dd18179773f">More...</a><br /></td></tr>
<tr class="separator:a5e74646651209ae13f1b3dd18179773f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classcv_1_1Algorithm"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classcv_1_1Algorithm')"><img src="../../closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="../../d3/d46/classcv_1_1Algorithm.html">cv::Algorithm</a></td></tr>
<tr class="memitem:a827c8b2781ed17574805f373e6054ff1 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a827c8b2781ed17574805f373e6054ff1">Algorithm</a> ()</td></tr>
<tr class="separator:a827c8b2781ed17574805f373e6054ff1 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8ae826127fa0f1f8d10a24841bd376f8 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a8ae826127fa0f1f8d10a24841bd376f8">~Algorithm</a> ()</td></tr>
<tr class="separator:a8ae826127fa0f1f8d10a24841bd376f8 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aec9c965448e4dc851d7cacd3abd84cd1 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#aec9c965448e4dc851d7cacd3abd84cd1">clear</a> ()</td></tr>
<tr class="memdesc:aec9c965448e4dc851d7cacd3abd84cd1 inherit pub_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Clears the algorithm state.  <a href="../../d3/d46/classcv_1_1Algorithm.html#aec9c965448e4dc851d7cacd3abd84cd1">More...</a><br /></td></tr>
<tr class="separator:aec9c965448e4dc851d7cacd3abd84cd1 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab6a18f1825475643e94381697d413972 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#ab6a18f1825475643e94381697d413972">empty</a> () const</td></tr>
<tr class="memdesc:ab6a18f1825475643e94381697d413972 inherit pub_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns true if the <a class="el" href="../../d3/d46/classcv_1_1Algorithm.html" title="This is a base class for all more or less complex algorithms in OpenCV. ">Algorithm</a> is empty (e.g. in the very beginning or after unsuccessful read.  <a href="../../d3/d46/classcv_1_1Algorithm.html#ab6a18f1825475643e94381697d413972">More...</a><br /></td></tr>
<tr class="separator:ab6a18f1825475643e94381697d413972 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a286fc82744ccab3d248aca44524266a9 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a286fc82744ccab3d248aca44524266a9">getDefaultName</a> () const</td></tr>
<tr class="separator:a286fc82744ccab3d248aca44524266a9 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aef2ad3f4145bd6e8c3664eb1c4b5e1e6 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#aef2ad3f4145bd6e8c3664eb1c4b5e1e6">read</a> (const <a class="el" href="../../de/dd9/classcv_1_1FileNode.html">FileNode</a> &amp;fn)</td></tr>
<tr class="memdesc:aef2ad3f4145bd6e8c3664eb1c4b5e1e6 inherit pub_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reads algorithm parameters from a file storage.  <a href="../../d3/d46/classcv_1_1Algorithm.html#aef2ad3f4145bd6e8c3664eb1c4b5e1e6">More...</a><br /></td></tr>
<tr class="separator:aef2ad3f4145bd6e8c3664eb1c4b5e1e6 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0a880744bc4e3f45711444571df47d67 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a0a880744bc4e3f45711444571df47d67">save</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;filename) const</td></tr>
<tr class="separator:a0a880744bc4e3f45711444571df47d67 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1f8ad7b8add515077367fb9949a174d2 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a1f8ad7b8add515077367fb9949a174d2">write</a> (<a class="el" href="../../da/d56/classcv_1_1FileStorage.html">FileStorage</a> &amp;fs) const</td></tr>
<tr class="memdesc:a1f8ad7b8add515077367fb9949a174d2 inherit pub_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Stores algorithm parameters in a file storage.  <a href="../../d3/d46/classcv_1_1Algorithm.html#a1f8ad7b8add515077367fb9949a174d2">More...</a><br /></td></tr>
<tr class="separator:a1f8ad7b8add515077367fb9949a174d2 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a763a62d1b03042eef7d7fc3ac6c87c79 inherit pub_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a763a62d1b03042eef7d7fc3ac6c87c79">write</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../da/d56/classcv_1_1FileStorage.html">FileStorage</a> &gt; &amp;fs, const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;name=<a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>()) const</td></tr>
<tr class="memdesc:a763a62d1b03042eef7d7fc3ac6c87c79 inherit pub_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">simplified API for language bindings This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.  <a href="../../d3/d46/classcv_1_1Algorithm.html#a763a62d1b03042eef7d7fc3ac6c87c79">More...</a><br /></td></tr>
<tr class="separator:a763a62d1b03042eef7d7fc3ac6c87c79 inherit pub_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:aa652085c609b2b581bda30d76ae7539c"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; <a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html">HOG</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html#aa652085c609b2b581bda30d76ae7539c">create</a> (<a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a> win_size=<a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(64, 128), <a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a> block_size=<a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(16, 16), <a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a> block_stride=<a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(8, 8), <a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a> cell_size=<a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(8, 8), int nbins=9)</td></tr>
<tr class="memdesc:aa652085c609b2b581bda30d76ae7539c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Creates the <a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html" title="The class implements Histogram of Oriented Gradients () object detector. ">HOG</a> descriptor and detector.  <a href="#aa652085c609b2b581bda30d76ae7539c">More...</a><br /></td></tr>
<tr class="separator:aa652085c609b2b581bda30d76ae7539c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_static_methods_classcv_1_1Algorithm"><td colspan="2" onclick="javascript:toggleInherit('pub_static_methods_classcv_1_1Algorithm')"><img src="../../closed.png" alt="-"/>&#160;Static Public Member Functions inherited from <a class="el" href="../../d3/d46/classcv_1_1Algorithm.html">cv::Algorithm</a></td></tr>
<tr class="memitem:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplParams" colspan="2">template&lt;typename _Tp &gt; </td></tr>
<tr class="memitem:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; _Tp &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a623841c33b58ea9c4847da04607e067b">load</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;filename, const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;objname=<a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>())</td></tr>
<tr class="memdesc:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Loads algorithm from the file.  <a href="../../d3/d46/classcv_1_1Algorithm.html#a623841c33b58ea9c4847da04607e067b">More...</a><br /></td></tr>
<tr class="separator:a623841c33b58ea9c4847da04607e067b inherit pub_static_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplParams" colspan="2">template&lt;typename _Tp &gt; </td></tr>
<tr class="memitem:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; _Tp &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a3ba305a10d02479c13cf7d169c321547">loadFromString</a> (const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;strModel, const <a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a> &amp;objname=<a class="el" href="../../dc/d84/group__core__basic.html#ga1f6634802eeadfd7245bc75cf3e216c2">String</a>())</td></tr>
<tr class="memdesc:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Loads algorithm from a String.  <a href="../../d3/d46/classcv_1_1Algorithm.html#a3ba305a10d02479c13cf7d169c321547">More...</a><br /></td></tr>
<tr class="separator:a3ba305a10d02479c13cf7d169c321547 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplParams" colspan="2">template&lt;typename _Tp &gt; </td></tr>
<tr class="memitem:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt; _Tp &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#ad8c591bacb34c485f5b7a250c314fc53">read</a> (const <a class="el" href="../../de/dd9/classcv_1_1FileNode.html">FileNode</a> &amp;fn)</td></tr>
<tr class="memdesc:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reads algorithm from the file node.  <a href="../../d3/d46/classcv_1_1Algorithm.html#ad8c591bacb34c485f5b7a250c314fc53">More...</a><br /></td></tr>
<tr class="separator:ad8c591bacb34c485f5b7a250c314fc53 inherit pub_static_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pro_methods_classcv_1_1Algorithm"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_classcv_1_1Algorithm')"><img src="../../closed.png" alt="-"/>&#160;Protected Member Functions inherited from <a class="el" href="../../d3/d46/classcv_1_1Algorithm.html">cv::Algorithm</a></td></tr>
<tr class="memitem:a68eeca71617474ad3d4561786f0289d2 inherit pro_methods_classcv_1_1Algorithm"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/d46/classcv_1_1Algorithm.html#a68eeca71617474ad3d4561786f0289d2">writeFormat</a> (<a class="el" href="../../da/d56/classcv_1_1FileStorage.html">FileStorage</a> &amp;fs) const</td></tr>
<tr class="separator:a68eeca71617474ad3d4561786f0289d2 inherit pro_methods_classcv_1_1Algorithm"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>The class implements Histogram of Oriented Gradients (<a class="el" href="../../d0/de3/citelist.html#CITEREF_Dalal2005">[50]</a>) object detector. </p>
<dl class="section note"><dt>Note</dt><dd><ul>
<li>An example applying the <a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html" title="The class implements Histogram of Oriented Gradients () object detector. ">HOG</a> descriptor for people detection can be found at opencv_source_code/samples/cpp/peopledetect.cpp</li>
<li>A CUDA example applying the <a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html" title="The class implements Histogram of Oriented Gradients () object detector. ">HOG</a> descriptor for people detection can be found at opencv_source_code/samples/gpu/hog.cpp</li>
<li>(Python) An example applying the <a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html" title="The class implements Histogram of Oriented Gradients () object detector. ">HOG</a> descriptor for people detection can be found at opencv_source_code/samples/python/peopledetect.py </li>
</ul>
</dd></dl>
</div><h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ab4287267081959ec77c01269dbfcd373">&#9670;&nbsp;</a></span>compute()</h2>

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          <td class="memname">virtual void cv::cuda::HOG::compute </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>img</em>, </td>
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          <td></td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#gaad17fda1d0f0d1ee069aebb1df2913c0">OutputArray</a>&#160;</td>
          <td class="paramname"><em>descriptors</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="../../d9/df3/classcv_1_1cuda_1_1Stream.html">Stream</a> &amp;&#160;</td>
          <td class="paramname"><em>stream</em> = <code><a class="el" href="../../d9/df3/classcv_1_1cuda_1_1Stream.html#a680af5adfeeb1cdaa5b7b13f680c0131">Stream::Null</a>()</code>&#160;</td>
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<p>Returns block descriptors computed for the whole image. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">img</td><td>Source image. See cuda::HOGDescriptor::detect for type limitations. </td></tr>
    <tr><td class="paramname">descriptors</td><td>2D array of descriptors. </td></tr>
    <tr><td class="paramname">stream</td><td>CUDA stream. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#aa652085c609b2b581bda30d76ae7539c">&#9670;&nbsp;</a></span>create()</h2>

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          <td class="memname">static <a class="el" href="../../dc/d84/group__core__basic.html#ga6395ca871a678020c4a31fadf7e8cc63">Ptr</a>&lt;<a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html">HOG</a>&gt; cv::cuda::HOG::create </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>&#160;</td>
          <td class="paramname"><em>win_size</em> = <code><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(64,&#160;128)</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>&#160;</td>
          <td class="paramname"><em>block_size</em> = <code><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(16,&#160;16)</code>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>&#160;</td>
          <td class="paramname"><em>block_stride</em> = <code><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(8,&#160;8)</code>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>&#160;</td>
          <td class="paramname"><em>cell_size</em> = <code><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>(8,&#160;8)</code>, </td>
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          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>nbins</em> = <code>9</code>&#160;</td>
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<p>Creates the <a class="el" href="../../de/da6/classcv_1_1cuda_1_1HOG.html" title="The class implements Histogram of Oriented Gradients () object detector. ">HOG</a> descriptor and detector. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">win_size</td><td>Detection window size. Align to block size and block stride. </td></tr>
    <tr><td class="paramname">block_size</td><td>Block size in pixels. Align to cell size. Only (16,16) is supported for now. </td></tr>
    <tr><td class="paramname">block_stride</td><td>Block stride. It must be a multiple of cell size. </td></tr>
    <tr><td class="paramname">cell_size</td><td>Cell size. Only (8, 8) is supported for now. </td></tr>
    <tr><td class="paramname">nbins</td><td>Number of bins. Only 9 bins per cell are supported for now. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a6673d9c05926ea11e0070c8ee4145664">&#9670;&nbsp;</a></span>detect() <span class="overload">[1/2]</span></h2>

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          <td class="memname">virtual void cv::cuda::HOG::detect </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>img</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga1e83eafb2d26b3c93f09e8338bcab192">Point</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>found_locations</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; double &gt; *&#160;</td>
          <td class="paramname"><em>confidences</em> = <code>NULL</code>&#160;</td>
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<p>Performs object detection without a multi-scale window. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">img</td><td>Source image. CV_8UC1 and CV_8UC4 types are supported for now. </td></tr>
    <tr><td class="paramname">found_locations</td><td>Left-top corner points of detected objects boundaries. </td></tr>
    <tr><td class="paramname">confidences</td><td>Optional output array for confidences. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a53f437cfa49541c039a4b21c78400dc8">&#9670;&nbsp;</a></span>detect() <span class="overload">[2/2]</span></h2>

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          <td class="memname">void cv::cuda::HOG::detect </td>
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          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>img</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga1e83eafb2d26b3c93f09e8338bcab192">Point</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>found_locations</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; double &gt; &amp;&#160;</td>
          <td class="paramname"><em>confidences</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
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<h2 class="memtitle"><span class="permalink"><a href="#af4a3bf27a5a04817c6d584d9108f50b7">&#9670;&nbsp;</a></span>detectMultiScale() <span class="overload">[1/2]</span></h2>

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          <td class="memname">virtual void cv::cuda::HOG::detectMultiScale </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>img</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga11d95de507098e90bad732b9345402e8">Rect</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>found_locations</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; double &gt; *&#160;</td>
          <td class="paramname"><em>confidences</em> = <code>NULL</code>&#160;</td>
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<p>Performs object detection with a multi-scale window. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">img</td><td>Source image. See cuda::HOGDescriptor::detect for type limitations. </td></tr>
    <tr><td class="paramname">found_locations</td><td>Detected objects boundaries. </td></tr>
    <tr><td class="paramname">confidences</td><td>Optional output array for confidences. </td></tr>
  </table>
  </dd>
</dl>

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<a id="a313f71f973d7c79b4317829cf7984da2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a313f71f973d7c79b4317829cf7984da2">&#9670;&nbsp;</a></span>detectMultiScale() <span class="overload">[2/2]</span></h2>

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          <td class="memname">void cv::cuda::HOG::detectMultiScale </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>img</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga11d95de507098e90bad732b9345402e8">Rect</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>found_locations</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; double &gt; &amp;&#160;</td>
          <td class="paramname"><em>confidences</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a725cbe69adb1a758d4fef85a74102a40">&#9670;&nbsp;</a></span>detectMultiScaleWithoutConf()</h2>

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          <td class="memname">void cv::cuda::HOG::detectMultiScaleWithoutConf </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>img</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga11d95de507098e90bad732b9345402e8">Rect</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>found_locations</em>&#160;</td>
        </tr>
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          <td>)</td>
          <td></td><td></td>
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<p>Performs object detection with a multi-scale window. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">img</td><td>Source image. See cuda::HOGDescriptor::detect for type limitations. </td></tr>
    <tr><td class="paramname">found_locations</td><td>Detected objects boundaries. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<a id="aeeca455c3c28b9e119d1185d7e1cef92"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aeeca455c3c28b9e119d1185d7e1cef92">&#9670;&nbsp;</a></span>detectWithoutConf()</h2>

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          <td class="memname">void cv::cuda::HOG::detectWithoutConf </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>img</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">std::vector&lt; <a class="el" href="../../dc/d84/group__core__basic.html#ga1e83eafb2d26b3c93f09e8338bcab192">Point</a> &gt; &amp;&#160;</td>
          <td class="paramname"><em>found_locations</em>&#160;</td>
        </tr>
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          <td></td>
          <td>)</td>
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<p>Performs object detection without a multi-scale window. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">img</td><td>Source image. CV_8UC1 and CV_8UC4 types are supported for now. </td></tr>
    <tr><td class="paramname">found_locations</td><td>Left-top corner points of detected objects boundaries. </td></tr>
  </table>
  </dd>
</dl>

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<a id="a91cfda4bf995d20aae02594d020a7305"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a91cfda4bf995d20aae02594d020a7305">&#9670;&nbsp;</a></span>getBlockHistogramSize()</h2>

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          <td class="memname">virtual size_t cv::cuda::HOG::getBlockHistogramSize </td>
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          <td> const</td>
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<p>Returns the block histogram size. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a016f9ffced8b2f4b20bdd06a775017d1">&#9670;&nbsp;</a></span>getDefaultPeopleDetector()</h2>

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          <td class="memname">virtual <a class="el" href="../../d3/d63/classcv_1_1Mat.html">Mat</a> cv::cuda::HOG::getDefaultPeopleDetector </td>
          <td>(</td>
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<p>Returns coefficients of the classifier trained for people detection. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#adad29ed960a953aa13dc59c410683620">&#9670;&nbsp;</a></span>getDescriptorFormat()</h2>

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          <td class="memname">virtual <a class="el" href="../../d5/d33/structcv_1_1HOGDescriptor.html#a0931e149238b27ba63357cbde12dcf1a">HOGDescriptor::DescriptorStorageFormat</a> cv::cuda::HOG::getDescriptorFormat </td>
          <td>(</td>
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<h2 class="memtitle"><span class="permalink"><a href="#adb8c714cba1a025b8869d5a0e152f824">&#9670;&nbsp;</a></span>getDescriptorSize()</h2>

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          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<p>Returns the number of coefficients required for the classification. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7032eed27cf7a004b727a6e522c2404e">&#9670;&nbsp;</a></span>getGammaCorrection()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a5c8d9ed0f2d33c33cdf1deec98c5387d">&#9670;&nbsp;</a></span>getGroupThreshold()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#ae0de149980ea47fbd39b7766df565b27">&#9670;&nbsp;</a></span>getHitThreshold()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a6853c9a66889fed996678f7972df9660">&#9670;&nbsp;</a></span>getL2HysThreshold()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a15238eb6f52a1ddeedd015773c46efd8">&#9670;&nbsp;</a></span>getNumLevels()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a89c59564625bb2c691af8c2cf49aab9e">&#9670;&nbsp;</a></span>getScaleFactor()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a22d03fa05b251b4f19cfa1fab36e754e">&#9670;&nbsp;</a></span>getWinSigma()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a6c63504790b51963ca33496a0b039b48">&#9670;&nbsp;</a></span>getWinStride()</h2>

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          <td class="memname">virtual <a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a> cv::cuda::HOG::getWinStride </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a6e3e1075a567268f2dfb2151b1c99cb6">&#9670;&nbsp;</a></span>setDescriptorFormat()</h2>

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<p>Descriptor storage format:</p><ul>
<li><b>DESCR_FORMAT_ROW_BY_ROW</b> - Row-major order.</li>
<li><b>DESCR_FORMAT_COL_BY_COL</b> - Column-major order. </li>
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<h2 class="memtitle"><span class="permalink"><a href="#a0eb2f1ecf59ccc599bffac3a0a55562f">&#9670;&nbsp;</a></span>setGammaCorrection()</h2>

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<p>Flag to specify whether the gamma correction preprocessing is required or not. </p>

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<p>Coefficient to regulate the similarity threshold. When detected, some objects can be covered by many rectangles. 0 means not to perform grouping. See groupRectangles. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a8b623393c11d18b89fa373269b97aea4">&#9670;&nbsp;</a></span>setHitThreshold()</h2>

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<p>Threshold for the distance between features and SVM classifying plane. Usually it is 0 and should be specified in the detector coefficients (as the last free coefficient). But if the free coefficient is omitted (which is allowed), you can specify it manually here. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a30e5c88864fff774f403313993947d62">&#9670;&nbsp;</a></span>setL2HysThreshold()</h2>

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          <td class="paramname"><em>threshold_L2hys</em></td><td>)</td>
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<p>L2-Hys normalization method shrinkage. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7602088f3e792de196f8f7efcd9bd448">&#9670;&nbsp;</a></span>setNumLevels()</h2>

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          <td class="paramname"><em>nlevels</em></td><td>)</td>
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<p>Maximum number of detection window increases. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a21dc5e3dc6272030694d52e83352b337">&#9670;&nbsp;</a></span>setScaleFactor()</h2>

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<p>Coefficient of the detection window increase. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a5d12db2277b7c3c849d75258eec8d1d4">&#9670;&nbsp;</a></span>setSVMDetector()</h2>

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          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga353a9de602fe76c709e12074a6f362ba">InputArray</a>&#160;</td>
          <td class="paramname"><em>detector</em></td><td>)</td>
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<p>Sets coefficients for the linear SVM classifier. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ab291779ff8ac649174b102f64c5f9012">&#9670;&nbsp;</a></span>setWinSigma()</h2>

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          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>win_sigma</em></td><td>)</td>
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<p>Gaussian smoothing window parameter. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a5e74646651209ae13f1b3dd18179773f">&#9670;&nbsp;</a></span>setWinStride()</h2>

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          <td>(</td>
          <td class="paramtype"><a class="el" href="../../dc/d84/group__core__basic.html#ga346f563897249351a34549137c8532a0">Size</a>&#160;</td>
          <td class="paramname"><em>win_stride</em></td><td>)</td>
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<p>Window stride. It must be a multiple of block stride. </p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>opencv2/<a class="el" href="../../d2/df3/cudaobjdetect_8hpp.html">cudaobjdetect.hpp</a></li>
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